Note: A standard for crossword puzzles is when all words in a clue are capitalized, the solution
is the abbreviation or acronym for that clue; e.g., Alternating Current = AC.
2009 Engineering & Science Crossword Puzzles
Reproduction of this puzzle without the express permission of RF Cafe is prohibited. | 
| ACROSS 1. ______, passive RF component manufacturer in Huntersville, NC (1 wd + 1 abbr.) 6. Inventor of the incandescent light bulb 11. Upper frequency (abbr.) 12. Electromagnetic (abbr.) 13. Chemical symbol for silicon 14. 1E6 nanoseconds 16. Integrated circuit (abbr.) 18. Time division duplex (abbr.) 21. Automatic network analyzer (abbr.) 23. Megacycles (abbr.) 24. Last stage in transmitter (abbr., pl.) 26. KJ _______, passive RF components manufacturer in Korea 27. Method of self-detection and self-fixing transmission of digital data (abbr.) 28. Chemical symbol for krypton 30. 1/000 of an amp 31. One tier of a PCB 33. Lower sideband (abbr.) 35. ICs 36. 3 GHz to 30 GHz 38. Automatic Send-Receive (abbr.) 40. He developed an alphabet composed of dots and dashes 41. Collection of datapoints plotted on a graph 43. Type of logic gate 46. U.K. equivalent of the IEEE 48. Unit for 1,000 watt-seconds (abbr.) 49. _-____, VCO manufacturer in San Diego, CA 51. Test equipment (abbr.) 52. Lowest power level capable of being demodulated (abbr.) 54. Powers pneumatic devices 55. Special diode type that can be switched (abbr.) 57. Wavelength Division Multiplexing 59. Teflon (abbr.) 60. Volts divided by resistance 62. Internet mail protocol (abbr.) 63. Term used in soldering to achieve the condition that occurs when the metals being soldered are hot enough to melt the solder so it flows over the surface 64. ____ Electronics - RF/microwave components manufacturer in Denville, NJ | DOWN 2. Band between RF and BB 3. Device under test (abbr.) 4. Reduction-oxidation (abbr.) 5. Type of modulation (abbr.) 6. Chemical symbol for einsteinium 7. Trigger diode that conducts current only after its breakdown voltage has been exceeded momentarily (pl.) 8. Miniature threaded RF connector 9. Unix, Linux or Windows (abbr.) 10. High power density battery chemistry (abbr.) 15. MS database 17. Chemical symbol for calcium 19. Type of current 20. Sends a file over a network (abbr.) 22. Unit of inductance (abbr.) 23. Akin to an EE, CE, AE, etc. 25. ________ Solutions, cellphone & wireless RF device manufacturer in Woburn, MA 27. ________ Microwave, passive RF component manufacturer in Fairview, TX 29. One component of a complex number (abbr.) 30. Unit of inductance (abbr.) 32. Receiver power level circuitry (abbr.) 33. 30 kHz to 300 kHz 34. Stock symbol for Boeing 35. Constellation : The southern cross 37. Chemical symbol for helium 39. Chemical symbol for scandium 40. Chemical symbol for molybdenum 42. BS__ - the degree held by many RF Cafe visitors 43. Stock symbol for National Semiconductor 44. Threaded fastener 45. Radio Amateur Satellite Corporation (abbr.) 47. Electronic warfare defense (abbr.) 49. IC socket type for easy insertion & removal (abbr.) 50. Wire diameter unit (abbr.) 53. Cellphone band below PCS 54. Test document for verifying proper function (abbr.) 56. Angular speed unit 58. Motorola's "Digital ___" 59. Chemical symbol for platinum 61. Chemical symbol for selenium |
| Answer below

|
|